BE850041A - PHOSPHORUS CATALYZERS FOR THE PHOSGENATION OF ACIDS TO ACID CHLORIDES - Google Patents

PHOSPHORUS CATALYZERS FOR THE PHOSGENATION OF ACIDS TO ACID CHLORIDES

Info

Publication number
BE850041A
BE850041A BE173795A BE173795A BE850041A BE 850041 A BE850041 A BE 850041A BE 173795 A BE173795 A BE 173795A BE 173795 A BE173795 A BE 173795A BE 850041 A BE850041 A BE 850041A
Authority
BE
Belgium
Prior art keywords
catalyzers
phosgenation
phosphorus
acids
acid chlorides
Prior art date
Application number
BE173795A
Other languages
French (fr)
Inventor
J C M Deweerdt
B P J-M Robert Colomby
Original Assignee
Poudres & Explosifs Ste Nale
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Poudres & Explosifs Ste Nale filed Critical Poudres & Explosifs Ste Nale
Publication of BE850041A publication Critical patent/BE850041A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE173795A 1975-12-31 1976-12-31 PHOSPHORUS CATALYZERS FOR THE PHOSGENATION OF ACIDS TO ACID CHLORIDES BE850041A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7540210A FR2337122A1 (en) 1975-12-31 1975-12-31 Acid chlorides prepn. from organic acids and phosgene - with a hexa-alkyl phosphorotriamide catalyst at elevated temp.

Publications (1)

Publication Number Publication Date
BE850041A true BE850041A (en) 1977-06-30

Family

ID=9164353

Family Applications (1)

Application Number Title Priority Date Filing Date
BE173795A BE850041A (en) 1975-12-31 1976-12-31 PHOSPHORUS CATALYZERS FOR THE PHOSGENATION OF ACIDS TO ACID CHLORIDES

Country Status (7)

Country Link
JP (1) JPS52102206A (en)
BE (1) BE850041A (en)
DE (1) DE2657734A1 (en)
DK (1) DK588076A (en)
FR (1) FR2337122A1 (en)
LU (1) LU76494A1 (en)
NL (1) NL7614324A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2926789A1 (en) * 1979-07-03 1981-01-15 Bayer Ag METHOD FOR PRODUCING AROMATIC DICARBONIC ACID DICHLORIDES III
CN114478300B (en) * 2021-07-16 2023-05-23 丰益表面活性材料（连云港）有限公司 Novel acyl chloride catalyst and preparation method and application thereof

Also Published As

Publication number Publication date
NL7614324A (en) 1977-07-04
DK588076A (en) 1977-07-01
DE2657734A1 (en) 1977-07-07
LU76494A1 (en) 1978-07-10
FR2337122A1 (en) 1977-07-29
JPS52102206A (en) 1977-08-27
FR2337122B1 (en) 1978-07-28

Similar Documents

Publication Publication Date Title
BE839322A (en) PROCESS FOR THE PREPARATION OF CARBOXYLIC ACID ANHYDERS
BE810280A (en) PURIFICATION OF HYDROXYACETIC ACID
BE858725A (en) PROCESS FOR THE PREPARATION OF ALCOYL ESTERS OF ALPHA-FORMYLPROPIONIC ACID
RO75961A (en) PROCESS FOR THE PREPARATION OF TRIAZOLINE-THIONO- (THIOL) -PHOSPHORIC ACID ESTERS
FR2286817A1 (en) PROCESS FOR THE PREPARATION OF 5-FLUORO-2-METHYL-1- (P-METHYLSULFINYLBENZYLIDENE) -INDENYL-3-ACETIC ACID
BE809903A (en) NEW O-ETHYL-S-N-PROPYL-O-VINYL ESTERS OF THIONOTHIOLPHOSPHORIC ACID
FR2322125A1 (en) PROCESS FOR THE PREPARATION OF PURIFIED TEREPHTHALIC ACID
BE784923A (en) PROCESS FOR THE PREPARATION OF PHOSPHONIC ACID DIHALOGENIDES
FR2338947A1 (en) PROCESS FOR THE PREPARATION OF ACID ESTER-SALTS OF PHOSPHORIC ACID
BE810652A (en) PURIFICATION OF PHOSPHORIC ACID
BE850041A (en) PHOSPHORUS CATALYZERS FOR THE PHOSGENATION OF ACIDS TO ACID CHLORIDES
BE810366A (en) NEW OXIMES OF THIONOPHOSPHORIC ACID
FR2323633A1 (en) CATALYST FOR THE PREPARATION OF SULFURIC ACID
RO63046A (en) PROCESS FOR THE PREPARATION OF METHACRY ACID ESTERS
BE815282A (en) PROCESS FOR PREPARATION OF OXO-CARBOXYLIC ACID ESTERS
FR2299869A1 (en) PROCESS FOR THE PREPARATION OF ACIDS (
BE814388A (en) PHOSPHONOCARBOXYLIC ACID ESTERS
RO75072A (en) PROCESS FOR THE PREPARATION OF CYCLOPROPANCARBOXYLIC ACID ANILIDES
FR2323392A1 (en) FURANOSE-O-PYRIDYLCARBOXYLIC ACID ESTERS
RO69679A (en) PROCESS FOR THE PREPARATION OF AMIDES OF PHOSPHORIC ACID ESTERS
FR2318850A1 (en) PROCESS FOR THE CATALYTIC PREPARATION OF ACETIC ACID
BE813986A (en) THIOPHOSHONIC ACID ESTERS
BE856481A (en) PROCESS FOR PREPARING CHLORIDES OF CARBOXYLIC ACIDS OF THE BENZENE SERIES
IT1068740B (en) PROCEDURE FOR THE PREPARATION OF CARBOXYLIC ACID CHLORIDE BY PHOSGENATION
BE779849A (en) NEW ESTER OF ALPHA-METHYLBUTYRIC ACID